/Engine/Plugins/Importers/USDImporter/Source/USDUtilities/Public/USDConversionUtils.h
Appends numbered suffixes to Name until the result is not contained in UsedNames, and returns it. Does not add the result to UsedNames before returning (as it is const).
Modified Name so that it doesn't match anything in UsedNames (e.g. "MyName" again, or "MyName_0" or "MyName_423")
namespace UsdUtils { [FString](API\Runtime\Core\Containers\FString) UsdUtils::GetUniqueName ( [FString](API\Runtime\Core\Containers\FString) Name, const [TSet](API\Runtime\Core\Containers\TSet)< [FString](API\Runtime\Core\Containers\FString) > & UsedNames ) }